224628479 has 2 divisors, whose sum is σ = 224628480. Its totient is φ = 224628478.

The previous prime is 224628473. The next prime is 224628493. The reversal of 224628479 is 974826422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224628479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224628473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112314239 + 112314240.

It is an arithmetic number, because the mean of its divisors is an integer number (112314240).

Almost surely, 2^224628479 is an apocalyptic number.

224628479 is a deficient number, since it is larger than the sum of its proper divisors (1).

224628479 is an equidigital number, since it uses as much as digits as its factorization.

224628479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 44.

The square root of 224628479 is about 14987.6108502990. The cubic root of 224628479 is about 607.8852498339.

The spelling of 224628479 in words is "two hundred twenty-four million, six hundred twenty-eight thousand, four hundred seventy-nine".